baber/WOPTO huggingface dataset:
Patent KR-20210138381-A (KR)
Title: Drive amplifier apparatus
IPC: H03F3/193
Filed: 2020-05-12
Abstract: A drive amplifier is provided. The drive amplifier includes: a main circuit which receives an RF input signal and outputs a first RF output signal; and a selective bias control circuit which includes a first common gate transistor to which a first common gate bias voltage is applied and a second common gate transistor to which a second common gate bias voltage different from the first common gate bias voltage is applied, and outputs a second RF output signal by using the first common gate transistor and the second common gate transistor.
Patent KR-20210141853-A (KR)
Title: Fetal heart rate measurement system of motor-driven method considering fetal movemetn and method therefore
IPC: A61B8/08
Filed: 2020-05-14
Abstract: Disclosed are a fetal heart rate measurement system of a motor-driven method considering fetal movement and a method thereof. A fetal heart rate measurement method according to an embodiment of the present invention is a method for measuring a fetal heart rate in a fetal heart rate measurement system including a first ultrasound transducer, a second ultrasound transducer, and a rotating device. The method comprises the steps of: measuring the position of a fetus in real time using the first ultrasound transducer; adjusting the angle of the second ultrasound transducer to correspond to the measured position of the fetus by adjusting the angle of the rotating device based on the measured position; and measuring the heart rate of the fetus using the second ultrasound transducer of which the angle is adjusted.
Patent KR-20210144061-A (KR)
Title: Automatic mood lamp with sound and motion sensor
IPC: G06F3/0354
Filed: 2020-05-21
Abstract: The present invention relates to an automatic mood lamp using a sound and motion sensor, which is composed of an auto touch sensor, an on/off touch sensor, an LED, a sound sensor, and a motion detection sensor. It has the effect of solving the problem of turning off the light by directly touching it right before going to sleep or by scheduling a desired time.
Patent KR-20210145973-A (KR)
Inventor: KIM DUCK SOO
IPC: B63J3/04
Filed: 2020-05-26
Abstract: Disclosed is a ship electric distribution device which can simplify the configuration of a switchboard transmitting power and signals to equipment of each system of a ship, and can reduce the configuration cost and maintenance cost of cables and power distribution systems. The ship electric distribution device according to an embodiment of the present invention includes a plurality of integrated electric distributors which are distributed in a plurality of different areas within the ship and which supply power to electric equipment in each distributed area and transmit and receive signals. The plurality of integrated electric distributors are arranged along a switchboard ring that turns and distributes power and signals to the electric equipment, and transmit the power and signals circulating the switchboard ring to the electrical equipment.
Patent KR-20210147435-A (KR)
Inventor: KIM HYOUNG WAN
IPC: B65B43/42
Filed: 2020-05-29
Abstract: A liquid product manufacturing device of the present invention comprises: a holding and fixing unit supported on a support to hold and fix a general-purpose raw material container for storing at least one additive; a pressing unit provided at the upper end of the holding and fixing unit, moving in the horizontal and vertical directions, and pressing the raw material container downward; and a seating bed unit synchronized with the pressing unit and moved to a position corresponding to the pressing unit. The liquid product manufacturing device of the present invention simply holds a general-purpose size airless pump-type raw material container supplied from a raw material manufacturer on the holding and fixing unit, and the seating bed unit is transferred back and forth and left and right to manufacture a liquid product so that the equipment is relatively simple, and the equipment cost can be reduced. Dozens of liquid additives are individually and mechanically discharged through the pressing unit and directly put into a product container for quantitative input, which improves product yield and minimizes product mixing and contamination, significantly reducing maintenance costs such as regular cleaning, etc.
Patent KR-20210149446-A (KR)
Inventor: JANG SEONHO
IPC: A45C13/00
Filed: 2020-06-02
Abstract: Provided is an antiviral flipcover for a mobile device. The antiviral flipcover for a mobile device by an embodiment of the present invention comprises: a cover unit which protects a front surface in which an image displaying unit of the mobile device is arranged; and a back unit which is connected to the cover unit and is combined with a back surface of the mobile device. A fiber web having an antiviral coating layer is arranged inside the cover unit in contact with a front surface of a portable terminal. The antiviral coating layer includes: an antiviral component containing an antiviral fusion protein to which an antiviral motif is combined with an adhesive protein. According to this, the present invention can be widely applied to various mobile devices by maintaining adhesion continuity for maintaining an adhesion state for a long time even in friction, sweat, temperature, and humidity after forming the antiviral coating layer on a surface of the flipcover, and having active continuity for maintaining antiviral activity for a long time without losing the antiviral activity.
Patent KR-20210150181-A (KR)
Inventor: KIM MIN JAE
IPC: F01N3/28
Filed: 2020-06-03
Abstract: The present invention relates to a technique which can secure NOx purification efficiency while minimizing back pressure loss of an exhaust system. The present invention provides an apparatus for distributing back pressure and a control method for distributing back pressure for an exhaust system. The apparatus for distributing back pressure for an exhaust system comprises: a plurality of exhaust purification devices sequentially provided along an exhaust line, and spraying a reducing agent to reduce NOx; a temperature sensor detecting the temperature of the exhaust purification devices; a mixer dispersing the reducing agent at the front end of the exhaust purification devices, and provided to adjust the cross-sectional area of a dispersion passage; a back pressure regulator provided on the rear end of the exhaust purification devices to be opened and closed to regulate back pressure; and a controller regulating an opening amount of the back pressure regulator in accordance with the temperature of the exhaust purification devices and the cross-sectional area of the dispersion passage of the mixer to control the NOx purification efficiency and back pressure of the exhaust purification devices.
Patent KR-20200141392-A (KR)
Inventor: KANDA DAIZO
IPC: C09B11/28
Filed: 2020-06-05
Abstract: Provided are a xanthene-based pigment having an excellent heat resistance, a coloring composition containing the pigment, a colorant for a color filter containing the coloring composition, and a color filter. The present invention provides the xanthene-based pigment represented by General formula (1). In the formula: each of R^1 to R^9 independently represents a group such as an alkyl group; n represents an integer of 1 to 4, and when n is 2 or more, a plurality of R^9s are identical to or different from each other, and are bonded to each other through or without a hetero atom or the like to form a ring; X represents -O-, -S-, or -Se-; An represents anion; a represents an integer of 1 to 3; and b represents an integer of 0 to 3. However, general formula (1) is neutral in charge as a whole.
Patent KR-20210152230-A (KR)
Inventor: CHUNG YOUN GIL
IPC: H01M10/04
Filed: 2020-06-08
Abstract: The present invention relates to a system for producing an electrode for a secondary battery, including: a suction plate disposed on one side of a belt and including a suction hole; a suction unit connected to the suction plate and adsorbing an electrode disposed on the other side of the belt; a magazine for loading and storing the electrode; and an electrode discharge unit for dropping the electrode into the magazine, wherein the electrode discharge unit drops the electrode only with the weight of the electrode by selectively opening the suction hole to communicate with the atmosphere.
Patent KR-20210153187-A (KR)
Inventor: LEE SANGKYU
IPC: B60L53/24
Filed: 2020-06-09
Abstract: Disclosed are a system and a method for controlling a converter of a fuel cell electric vehicle. The system for controlling a converter of a fuel cell electric vehicle according to an embodiment of the present invention comprises: a fuel cell for generating electricity by electrochemical reaction between hydrogen and oxygen in air; a high-voltage battery charge with the electricity generated by the fuel cell and supplying the charged electricity to drive a motor; a bi-direction high voltage DC-DC converter (BHDC) for raising the voltage of electric current discharged from the high-voltage battery and supplying the same to the motor or charging the high-voltage battery with motor-regenerated electricity; an inverter connected to the high-voltage bus terminal and converting, into three-phase alternating current, electricity of direct current inputted from the BHDC to drive the motor; and a controller for controlling the BHDC in a boost mode or in a buck mode corresponding to a current conversion point of time depending on the operating state of the motor, selectively operating a power switching element necessary for each mode of the BHDC, and controlling an unnecessary power switching element not to operate. Therefore, provided are a system and a method for controlling a converter of a fuel cell electric vehicle, wherein the unnecessary operation of a power switching element in the BHDC can be restricted to reduce energy loss.
Patent KR-20210155643-A (KR)
Inventor: KIM JUNG CHEOL
IPC: G03B17/12
Filed: 2020-06-16
Abstract: One embodiment comprises: a housing; a bobbin arranged in the housing; a lens barrel coupled to the bobbin; a coil arranged in the bobbin; a magnet which is arranged in the housing so as to face the coil and which moves the bobbin in the optical axis direction by means of interaction with the coil; a liquid lens arranged on the lens barrel; and a pressurizing unit which is arranged between an upper surface of the bobbin and the liquid lens and which pressurizes the liquid lens by means of the movement of the bobbin. Accordingly, since a pressing frame is located outside the lens barrel, a size of a convex lens of the first lens unit in a direction perpendicular to the optical axis can be increased.
Patent KR-20210156445-A (KR)
Inventor: SUNGSUN PARK
IPC: A61K36/45
Filed: 2020-06-18
Abstract: The present invention relates to a composition for improving the intestinal environment containing Vaccinium uliginosum fruit powder or an extract thereof as an active component. More specifically, the Vaccinium uliginosum fruit powder or the extract thereof improves acid resistance, increases intestinal lactic acid bacteria, improves intestinal flora, and increases short-chain fatty acids, so that it is confirmed to improved intestinal environment. Therefore, the Vaccinium uliginosum fruit powder of the present invention can be usefully used as the composition for improving the intestinal environment.
Patent KR-20210156577-A (KR)
Inventor: KIM JONG CHUL
IPC: H02J7/00
Filed: 2020-06-18
Abstract: The present invention relates to a one-touch combinable inverter-power bank set including a power bank having a first terminal on a first surface and an inverter having a second terminal on a second surface. The power bank and the inverter are coupled to be detachable by stacking the first surface and the second surface to face each other so that any one between the first terminal and the second terminal can be inserted into and connected to the other one. Power is supplied from the power bank to the inverter through the connected first terminal and second terminal.
Patent KR-20210157511-A (KR)
Inventor: SONG BYUNG GU
IPC: H05H1/46
Filed: 2020-06-19
Abstract: The present invention relates to a plasma generation device. The plasma generation device is manufactured in a simple configuration, and by arranging a lightning rod-type fixing pin and a rotating pin in the circumferential direction to receive high voltage and to allow the plasma reaction to occur repeatedly, it is possible to simultaneously generate plasma (ions and radicals) multiple times in an unstable state called the fourth state of matter. That is, the present invention comprises: a drive drum integrally installed on a drive shaft driven by a drive means; a plurality of rotating pins installed on the outer surface of the drive drum and provided with (+) power; a fixed drum bearing-supported on the drive shaft so as to be insulated from the drive shaft in a shape surrounding the drive drum; a plurality of fixing pins installed on the inner surface of the fixing drum to be spaced apart from the rotating pins and provided with (-) power; an air supply pipe formed under the fixed drum to supply oxygen or atmosphere from the outside; a discharge hole formed on the upper side of the fixed drum for discharging a plasma reaction gas; and a power supply that provides a high voltage to the rotating pins and the fixing pin.
Patent KR-20220001552-A (KR)
Title: Stage and display device including the same
Inventor: PARK JONG WON
IPC: G09G3/325
Filed: 2020-06-29
Abstract: A stage according to an embodiment of the present invention comprises: a node control unit which controls a voltage of a first control node and a voltage of a second control node, in response to a first input signal supplied to a first input terminal, a second input signal supplied to a second input terminal, and a third input signal supplied to a third input terminal; a node maintenance unit which maintains the voltage of the first control node to be constant in correspondence with the voltage of the second control node; and an output unit which supplies a first gate voltage supplied to a first power terminal or a second gate voltage supplied to a second power terminal to an output terminal in correspondence with the voltage of the first control node and the voltage of the second control node. The node control unit includes: a first transistor connected between the first input terminal and the second control node and including a first electrode connected to the first input terminal; a second transistor connected between the first power terminal and the third input terminal and including a first electrode connected to the first power terminal; and a short-circuit prevention transistor connected between the first transistor and the second transistor and including a first electrode connected to a second electrode of the second transistor and a second electrode connected to a second electrode of the first transistor. The present invention prevents an initial abnormal light emission phenomenon.
Patent KR-20220005208-A (KR)
Title: A Novel Cell for Transplantation with Reduced Immunogenicity
Inventor: HYUN AH KIM
IPC: C12N15/10
Filed: 2020-07-06
Abstract: The present invention relates to a composition for hindering immunogenicity of mammalian cells and a method for producing low immunogenic mammalian cells using the same. The present invention can be usefully used as an effective cell therapeutic agent which maintains long-term activity while minimizing immune rejection in the body of a recipient, in cells to be allogeneic transplanted for treatment of diseases such as stem cells or immune cells.
Patent KR-20220007260-A (KR)
Title: Negative electrode and lithium secondary battery with improved fast charging performance
Inventor: CHOI HEE WON
IPC: H01M10/0525
Filed: 2020-07-10
Abstract: A negative electrode for a lithium secondary battery of the present invention includes: a first negative electrode active material layer disposed on a current collector; and a second negative electrode active material layer disposed on the first negative electrode active material layer, wherein the first negative electrode active material layer includes uncoated artificial graphite, and the second negative electrode active material layer includes coated artificial graphite. The negative electrode for a lithium secondary battery and a lithium secondary battery including the same of the present invention have improved fast charging performance.
Patent KR-20220009709-A (KR)
Title: Radar sensor R&D method with artificial intelligence machine learning
Inventor: LEE KI HYUN
IPC: G01S13/931
Filed: 2020-07-16
Abstract: The present invention relates to obtaining meaningful data by artificial intelligence machine learning with complicated radar sensor signal processing omitted. In addition, the present invention relates to obtaining data meaningful for integrated autonomous driving from artificial intelligence machine learning with autonomous driving data extraction based on multiple radar sensors omitted. To this end, in the present invention, a general vehicle equipped with a radar sensor is prepared and an artificial intelligence autonomous driving module is provided in which supervised learning is used during machine learning with raw data collected from the radar sensor and real-time-synchronized driver driving data (driving data after acceleration, deceleration, and steering of the vehicle), which is trained with the raw data of the radar sensor as input data and the driver driving data as output data.
Patent KR-20220014782-A (KR)
Title: crashed worker escape succour safety belt
Inventor: LEE JU CHAN
IPC: A62B35/00
Filed: 2020-07-29
Abstract: An objective of the present invention is to allow a fallen worker to escape from danger since the risk of exposure to secondary accidents caused by the shock when falling, an increase in blood pressure, and extreme fear becomes high when a worker performing high place work at a construction site, an industrial site, and the like has a fall accident and hangs in the air, promote a satisfactory structure, minimize pressure through position correction while hanging in the air, and give psychological stability. A fallen worker escape rescue safety belt comprises a hook, a tightening string, a winch, a rope withdrawn from the winch, and a safety belt for connection, and a hook, a tightening string, a winch, and a safety belt fixed and connected to the winch. A wired and a wireless driving button switch for operating the winch can be used to promote an escape. The present invention has a function of correcting a position. Also, a protection pad on a waist portion of the safely belt can be withdrawn to be connected between legs to provide psychological stability and reduce pressure through position correction.
Patent KR-20220015633-A (KR)
Inventor: CHO HANG JIN
IPC: B60J5/04
Filed: 2020-07-31
Abstract: A door checker for a vehicle is provided. According to the present invention, the door checker for a vehicle comprises: a checker arm in which a body fixing part on one side is hinged to a body of a vehicle and a stopper is provided on the other side; and a body part mounted on a door of the vehicle and slidingly moved in contact with the checker arm. The checker arm is provided with a plurality of curved parts on both sides extending in a longitudinal direction. The body part includes: a case mounted and fixed to the vehicle door; and an elastic support part assembled to the case and in contact with the checker arm. The case includes: a plate-shaped case body; an upper bent part bent at the upper end of the case body; and a lower bent part formed to be bent at the lower end of the case body and disposed with the elastic support part between the upper bent part and the lower bent part. The elastic support part includes: a pair of spring shafts passing through an upper shaft fixing hole and a lower shaft fixing hole; a spring provided around the spring shaft; and a slider fastened to the spring. The spring includes: a first coil spring having a first fixing end fixed to an upper fixing part provided in the upper bent part; a second coil spring having a second fixing end fixed to a lower fixing part provided in the lower bent part; and a U-shaped slider mounting part formed between the first coil spring and the second coil spring.
Patent KR-20220015676-A (KR)
Title: Certificate issuance system based on drive-through
Inventor: SHIN CHANG HYUN
IPC: G06Q50/26
Filed: 2020-07-31
Abstract: Disclosed is a drive-through-based certificate issue system. In accordance with the present invention, the drive-through-based certificate issue system includes: a certificate application device placed in an entry zone for a vehicle to receive authentication information, payment information and an issue request from a user on the vehicle, and then, transmit the issue request when the identity of the user is authenticated with the authentication information and payment is approved with the payment information; and a certificate issue device placed in an exit zone for the vehicle to receive the issue request, and then, output a certificate corresponding to the issue request. The entry zone and the exit zone are connected through a connection road, and the vehicle entering the entry zone is allowed to move to the exit zone through the connection road. Therefore, the present invention is capable of minimizing the risk of infection of infectious diseases such as Covid 19 and solving parking difficulties.
Patent KR-20220017292-A (KR)
Inventor: GIM EUNSIL
IPC: G04G9/00
Filed: 2020-08-04
Abstract: In accordance with one embodiment, an electronic device can include: a display; a communication circuit; at least one sensor; a memory; and a processor operatively connected with the display, the communication circuit, the at least one sensor, and the memory. In accordance with one embodiment, the memory can store instructions which, when executed, cause the processor to: display a first clock screen including at least one functional user interface (UI) corresponding to a function executable by the electronic device, on the display; recognize at least one among current time, position and situation information by using at least one among the communication circuit and the at least one sensor; determine a specific function of the electronic device based on at least one among the recognized current time, position and situation information; determine a functional UI corresponding to the determined specific function; when being able to display the functional UI corresponding to the determined specific function on the first clock screen, display the functional UI corresponding to the determined specific function on the first clock screen; and, when being unable to display the functional UI corresponding to the determined specific function on the first clock screen, change the first clock screen to a second clock screen including the functional UI corresponding to the determined specific function. Moreover, various embodiments identified through the present specification are possible. Therefore, the present invention is capable of automatically changing clock screens of an electronic device based on at least one among time, position and situation information.
Patent KR-20220018182-A (KR)
Inventor: KYONG BAE PARK
IPC: F25B41/20
Filed: 2020-08-06
Abstract: According to the present invention, a refrigerator has the same width of flow passages inside a fluid inlet unit and a guide flow passage, and a front wall of the fluid inlet unit is gradually tilted toward a rear side as going toward the bottom side. Therefore, the present invention prevents a connection portion between the fluid inlet unit and the guide flow passage from being frozen and allows defrost water flowing into the fluid inlet unit by passing the guide flow passage to more smoothly flow to the bottom side without stagnation of the defrost water in the connection portion.